To view the dynamic active masses of the nodes in your model, see the following instructions.

1. On the Analyze toolbar, click Model & Results.

   A Solver Model Data view opens in a new tab, and the Result Type and View Type groups appear in the ribbon.

2. In the upper list of the Result Type group, select 1st Order Modal.
3. In the View Type list, select Active Masses by Node.

   Tekla Structural Designer displays the dynamic active masses of the nodes in your model.